# Copyright 2025 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
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# ==============================================================================

"""Defines type aliases for different prompt types."""

import dataclasses
import numpy as np


# Text prompt represented as a string.
TextPrompt = str


# Audio prompt represented as a numpy array.
@dataclasses.dataclass()
class AudioPrompt:
  value: np.ndarray


# Embedding prompt represented as a numpy array.
@dataclasses.dataclass()
class EmbeddingPrompt:
  value: np.ndarray


Prompt = TextPrompt | AudioPrompt | EmbeddingPrompt
